单选题
When calculating the risk premium for equity market using historical returns, which of the following is most accurate? ()
A、
Geometric mean returns should be used because they are more applicable to multi-period time horizons.
B、
Geometric mean returns should be used because they are more applicable to single time horizons.
C、
Arithmetic mean returns should be used because they are more applicable to single time horizons.
【正确答案】
A
【答案解析】
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